body {
    font-family: 'Roboto', sans-serif;
    margin: 0 auto;
    padding: 0;
    background-color: #f7f6f5;
  }

  .tuijian{
    width: 80rem;
    margin-top: 2rem;
  }
  .tuijianq{
    width: 80rem;
    margin-top: 2rem;
    margin-bottom: 5rem;
  }

  .tuijian0{
    font-size: 1.5rem;
    margin-left: 10rem;
    margin-bottom: 1.5rem;
  }

  .tuijian1{
    display: flex;
    align-items: center;
    margin-left: 10rem;
  }

  .tuijian11{
    margin-right: 1rem;
  }

  .card{
    width:15rem;
    height:20rem;
  }

